#!/usr/bin/env node
'use strict';

const http = require('http');
const fs   = require('fs');
const path = require('path');

const PORT = 10000;

const MIME = {
  '.html': 'text/html',
  '.js':   'text/javascript',
  '.css':  'text/css',
  '.ico':  'image/x-icon',
};

const server = http.createServer((req, res) => {
  let filePath = req.url === '/' ? '/index.html' : req.url;
  filePath = path.join(__dirname, 'public', filePath);

  const ext = path.extname(filePath);
  const mime = MIME[ext] || 'text/plain';

  fs.readFile(filePath, (err, data) => {
    if (err) {
      res.writeHead(404);
      res.end('Not found');
      return;
    }
    res.writeHead(200, { 'Content-Type': mime, 'Cache-Control': 'no-store' });
    res.end(data);
  });
});

server.listen(PORT, () => {
  console.log(`Snake running at http://localhost:${PORT}`);
});